/*
 *      Branch.java
 *
 *      Copyright 2008 Pablo Nicolas Diaz Bilotto <pablonicolas.diaz@gmail.com>
 *
 *      This program is free software; you can redistribute it and/or modify
 *      it under the terms of the GNU General Public License as published by
 *      the Free Software Foundation; either version 2 of the License, or
 *      (at your option) any later version.
 *
 *      This program is distributed in the hope that it will be useful,
 *      but WITHOUT ANY WARRANTY; without even the implied warranty of
 *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *      GNU General Public License for more details.
 *
 *      You should have received a copy of the GNU General Public License
 *      along with this program; if not, write to the Free Software
 *      Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 *      MA 02110-1301, USA.
 */
package ilanguage.iltokens.operations.control;

import ilanguage.iltokens.IL_SSA;
import ilanguage.iltokens.operations.OneOperandIL_SSA;
import ilanguage.iltokens.operations.Operations;

/**
 * The Class Branch.
 */
public class Branch extends OneOperandIL_SSA {

	/**
	 * Instantiates a new branch.
	 *
	 * @param firstToken the first token
	 */
	public Branch(IL_SSA firstToken) {
		super(firstToken);
	}

	/**
	 * Instantiates a new branch.
	 *
	 * @param cond the cond
	 * @param b the b
	 */
	public Branch(final IL_SSA cond, final boolean b) {
		super(cond, b);
	}

	/*
	 * (non-Javadoc)
	 *
	 * @see ilanguage.iltokens.SequenciableToken#GenerateCodeMachine()
	 */
	@Override
	public String GenerateCode()
	{
		IL_SSA firstArg = this.getFirstArg();
		if (firstArg!= null)
		{
			String sec= firstArg.getSequence();
			String codigo=  "\t; Comienzo de Branch incondicional\n";
			codigo+= "\tjmp "+sec+"\n";
			codigo+=  "\t; Fin de branch incondicional\n\n";
			return codigo;
		}
		return "";
	}

	/*
	 * (non-Javadoc)
	 *
	 * @see ilanguage.iltokens.operations.OperationToken#getOperationName()
	 */
	@Override
	public String getOperationName() {
		return Operations.BR.toString();
	}

	@Override
	public void setReference(IL_SSA t) {
		this.setFirstArg(t);
	}

	@Override
	public boolean isDiscartable() {
		return false;
	}
	@Override
	public boolean ispostdiscartable() {
		return this.getFirstArg()==null;
	}
}
